Biologists trace plants' steady mitochondrial genomes to a gene found in viruses, bacteria

Biologists have traced the stability of plant mitochondrial genomes to a particular gene - MSH1 - that plants have but animals don't. Their experiments could lend insight into why animal mitochondrial genomes tend to mutate.

source https://www.sciencedaily.com/releases/2020/07/200709150118.htm